Home / 2,949.32-4,069.50-1,769.96

Finding the Fourth Proportional to 2,949.32, 4,069.50 and 1,769.96

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Solution

The fourth proportional to 2,949.32, 4,069.50 and 1,769.96 is: 2,442.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,949.32 : 4,069.50 = 1,769.96 : x
  2. Step 2: Convert to fraction form
    2,949.32/4,069.50 = 1,769.96/x
  3. Step 3: Cross multiply
    2,949.32x = 4,069.50 × 1,769.96
  4. Step 4: Simplify right side
    2,949.32x = 7,202,852.22
  5. Step 5: Solve for x
    x = 7,202,852.22/2,949.32
  6. Step 6: Final answer
    x = 2,442.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.